Lifting Back And Refitting The Lower And Upper Arm - ABB IRB 6700 Product Manual

4 Repair
4.8.2 Replacing the axis-2 gearbox
Continued
13
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Lifting back and refitting the lower and upper arm

Use this procedure to lift back and refit the lower and upper arm unseparated.
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496
Action
Secure the motor with its attachment
screws and washers.
Use a bits extender in order to reach the
screws.
Perform a leak-down test.
Action
Connect the 24 VDC power supply to the
axis-2 motor to release the brakes of the
motor.
Fit the rotation tool, if not already fitted.
Fit two guide pins in opposite holes in the
axis-2 gearbox.
Tip
Lubricate the guide pins with some grease
to make the lower arm slide better.
CAUTION
The lower and upper arms together weigh
335 kg.
All lifting accessories used must be sized
accordingly!
Attach the lifting accessories, if not already
fitted.
Use caution and slowly lift the lower and
upper arm together.
Make sure:
• not to stretch any of the cables
• that the arm package is level when
lifted.
Before putting the arms on the guide pins,
check that the hole pattern is matched and
in the correct position for all screws.
Slide the lower arm on to the guide pins.
© Copyright 2013 ABB. All rights reserved.
Note
Bits extender: 3HAC12342-1
Tightening torque: 47 Nm.
Screw dimension: M10x40 quality 12.9
Gleitmo (4 pcs)
xx1200001117
See Performing a leak-down test on
page 174.
Note
Rotation tool: 3HAC7887-1
Guide pins: Dimension and article number
depends on variant.
Guide pin, M16x150: 3HAC13120-2
Always use guide pins in pairs!
See Attaching the lifting accessories on
page 483.
3HAC044266-001 Revision: -